Tsuyosugiruko
Domestique-oblige:ones again
[Matsurioka Hideyuki] Reken ~Shinsoku Raper Domo~ | Rape Researches
Dance! Tentacle Research Institute
Omuken! Sono 4
[Takahama Tarou] Hengen Souki Shine Mirage THE COMIC EPISODE 5 (Seigi no Heroine Kangoku File Vol. 15) [English] [Noob Translation] [Digital]
[Yukino] Haishin Chuudoku (Namaiki! 2016-05) [Chinese] [台服卡金牌韓服一定能上鑽壞L粉個人漢化]
Insect Research Institute 2
[Arai Araya] Simin Imouto Chitai
[Kinku] Jiyuukenkyuu Bitch Report | Research Project: Bitch Report! (COMIC LO 2013-09) [English]
Magical Occult Research Girl Defeated
[Shiranui Research Institute (Shiranui)] Shiranuhi Ninpo cho ichi-kan (King of Fighters, Street Fighter) [Digital]
Josou Master to Astolfo ga H na Koto Suru Hon
[Kawai Shun] Odoru! Shokushu Kenkyuujo (Omake manga) | Dance! Tentacle Research Center (Bonus Comic) [Chinese]
(COMIC1☆15) [Kitsuneya (Leafy)] Koraku 6 (Fate/Grand Order)
JS Kenkyuukai | JS Research Seminar
Fellatio Research Department Epilogue
[Busou Megami (Kannaduki Kanna)] DOLL II (Ghost in the Shell) [Textless]
Fellatio Kenkyuubu | Blowjob Research Club
Fellatio Kenkyuubu Ch. 3 | Blowjob Research Club Ch. 3
(C77) [Tsurupeta (Various)] Tsurupeta Kenkyuu Houkokusho "Shin Hissatsu Waza no Kyoufu " - Turupeta Research Report
Jiyuu Kenkyuu de Ochinchin o Shiraberaremashita | We Decided to Examine a Penis for Our Independent Research
Yonhyakuichinenme no Koimomiji
[Yamamoto Atsuji] Return of Arnis (English)
[Mieow (Rustle)] Fondle Lollipop #3 [English] [Decensored] [Digital]
[Zonda] Fellatio Kenkyuubu | Blowjob Research Club [English] [Uncensored] [head empty + RedLantern]
Erina-sama no Renai Kenkyuukai. 2 I Erina-sama's love research lab 2
(Akihabara Chou Doujinsai) [Kuropoplar (Nyakkuru)] HakaDol! 3-gou-kun no Mesu Ochi Tokunou Deliheal Service (Hacka Doll) [Chinese] [瑞树汉化组]
[D'ERLANGER (Yamazaki Show)] Shame Play (Bakemonogatari)
(C76) [TETRODOTOXIN (Nise Kurosaki, Andou Hiroyuki)] Maa-chin no Stressless Kyoushi Seikatsu | Maachin's Stressless Teacher's Life (Battle Spirits) [English] {YuriBou}
[Dokurosan] Eiken Lovers | Movie Research Lovers (COMIC Tenma 2009-05 Vol. 132) [English] [Brolen]
[Kawai Shun] Odoru! Shokushu Kenkyuujo "Naedoko" Hen | Dance! Tentacle Research Center - Seedbed-hen [English] [solowing]
[Moon Night Kitten (Kouki Kuu)] Seikou Akki Kageaki Oasis Hen (Full Metal Daemon Muramasa) [Digital]
Wedding Bell ga Hibiku Koro
(C91) [Neko wa Manma ga Utsukushii (Hisasi)] Erina-sama no Renai Kenkyuukai. 2 I Erina-sama's love research lab 2 (Shokugeki no Soma) [English] [Metaphrastes]
[Zonda] Fellatio Kenkyuubu Ch. 3 | Blowjob Research Club Ch. 3 (COMIC Mugen Tensei 2022-02) [English] [Sloppy Seconds] [Digital]
(CINDERELLA ☆ STAGE 4 STEP) [S Shoten (3e)] RowHide (THE IDOLM@STER CINDERELLA GIRLS)
[Sagattoru] Bold Body Attack!!! (COMIC HOTMILK 2021-11) [English] {Doujins.com} [Digital]
Nakazawa-san no Tsukamatte Shimatta Sekai.
[Department Y Research Institute] Gen'ō No Seidorei-Chan De Asobou!
Twilight's Research | 暮光学习计划
Dokidoki Occult Kenkyuubu | Heart Pounding Occult Research Club
Zecchou Kenkyuujo | Orgasm Research Facility
(C74) [Tsurupeta (Various)] Tsurupeta Kenkyuu Houkokusho "Kakyuu Sentou In no Isshou" - Turupeta Research Report
(C90) [The Dungeon in Yarn (Yone Kinji)] Mahou Shoujo wa Mahou Tsukai (30-sai Doutei) o Taosu no ga Oshigoto desu [Chinese] [零食汉化组]
Sukumizu de Ecchi shiyou.
[Un-Go] Doctor Kazamori's Slightly Naughty Research 2 [English]
[Takahashi Note] Jiyuukenkyuu | Independent Research (COMIC LO 2015-11) [English] {5 a.m.}
(COMIC1☆11) [Showa Saishuu Sensen (Hanauna)] Kamiyama Koukou Omanko Kenkyuukai Katsudou Kiroku | Kamiyama Highschools Vagina Research Society Activity Record (Hyouka) [English] [Doujins.com]
Akuma no Chikara
Precious Gift
(C75) [Tsurupeta Kenkyuusho (Various)] Tsurupeta Kenkyuu Houkokusho "Kessen Zenya" - Turupeta Research Report
[Hara Shigeyuki] Binyuchousain Ayako | Busty Researcher Ayako [English] {Tadanohito} [Digital]
Genkai M-ku Joshi
[Yukiu Con] Shoujo wa Kyou, Ch. 4 [English] [Rin]
Honey trap 甜蜜陷阱 ch.8~16 (chinese)
[yunte (Shoutarou)] Piku Shiru (Macross Frontier)
Dance! Tentacle Research Center - Seedbed-hen
Zecchou Kenkyuujo 2 | Orgasm Research Facility 2
Comic LO 2008-12 Vol. 57
Igyou Seibutsu Zukan Michi no Kenkyuu Kikan Hen I | Illustrated Adulteration of Deformed Organisms: Unknown Research Institution, I
[Kawai Shun] Odoru! Shokushu Kenkyuujo | Dance! Tentacle Research Institute [English] [solowing]
[Rurukichi] `O ni ~i… Koe, Dechau… ~Tsu'~ Shio Gyaru Hodo Beddo no ue de wa Yoku Aegu!? 1
[Tiba-Santi (Misuke)] Futari no Oyuugi (ToHeart2 Dungeon Travelers)
[Slow Masturbation Research Society] "The seven fundamental operations" [ENG]
[Ogawa Kanran] Yoi Kono Jiyuu Kenkyuu | Independent Research Time [English] [Jojo]
Zecchou Kenkyuujo 2 Orgasm Research Facility 2
(C84) [Kacchuu Musume (Yukiyanagi)] Shingeki no Kenkyuu | Attack on Research (Shingeki no Megami) (Shingeki no Kyojin) [English] [CGRascal]
(COMIC1☆13) [Yamo7 (Ayuma Sayu)] Master Daisuki Wanko-kei Mizugi Maid na Okita-san (Fate/Grand Order)
System Turn A
(SC52) [Idenshi no Fune (Nanjou Asuka)] Rakugaki Risaikuru Anal Naru (Ano Hi Mita Hana no Namae wo Bokutachi wa Mada Shiranai.)
(Reitaisai 9) [Osen Nantai Neko (Shokushu-san, Wazakita, Ika, eigetu)] CENSORED I (Touhou Project)
[GOD Ryokutya (Bu-chan)] Junnou [Color Ban] | Adapting (Color ver.) (Kill la Kill) [English] [doujin-moe.us] [Digital]
Fellatio Research Department | Fellatio Kenkyuubu - Ch.01
Research of Barnaby Brooks Jr.
[Hroz] Succubus no Ningen Kenkyuu | Human Research by a Succubus [English] [thetsuuyaku + 4dawgz]
Fellatio Kenkyuubu Blowjob Research Club Ch. 3
(C63) [MUSASABIDO (Bakuchin)] Research of a maid
Yankee Shounen Shitsuji Oshioki Mesu Choukyou
[Mr.way] 麻乃まのちゃんイキってわからせられる! (麻乃まの)
Isekai no Mama to Boku
Bowsette's Research
[Toumei Tsuushin (Hanapin)] Hidoi ☆ Koto ☆ Shitai | I Want To Do ☆ Nasty ☆ Things (Lucky Star) [English] =LWB= [Digital]
[Tempuru] Albedo & Sucrose's Isekai Observation Research Report
Taiyo wa Mou Kagayakanai - The Sun Ain't Gonna Shine
[Department Y Research Institute] Bōkoku ōjo no matsuro
[Anthology] Botebara Haramase Paradise
[Kawai Shun] Dance! Tentacle Research Institute [English]
Adult Goods Tanchiki ~Machi no Inran Onna o Research Seyo~
C.C and EroPiero